PTCL good TV is a web Protocol TV service in Islamic Republic of Pakistan in hand by Pakistan Telecommunication Company HOME PHONE INTERNET BUNDLE restricted (PTCL). It entered the Pay TV trade on fourteen August 2008, by launching a Digital Interactive tv service for the primary time in West Pakistan. The service is presently on the market in a hundred and fifty major cities in West Pakistan.
PTCL good TV presently has a hundred and fifty channels: thirty news, four in-house, eight spiritual, nineteen amusement, 9 kids, seven music, fourteen documentary, twelve sport, 13 for English-language films, 3 for Pakistani-language films and eighteen regional channels.
Internet tv (or on-line tv) is that the digital distribution of television content, like TV shows, via the general public net (which additionally carries different forms of data), as opposition dedicated terrestrial tv via AN over-the-air aerial system, cable tv, and/or television system systems. it's typically known as internet tv, although this phrase is additionally wont to describe the genre of TV shows broadcast solely on-line.
Voice over web Protocol (also voice information science, VoIP or information science telephony) may be a methodology and cluster of technologies for the delivery of voice communications and multimedia system sessions over web Protocol (IP) networks, like the web. The terms web telecom, broadband telecom, and broadband telco specifically talk over with the provisioning of communications services (voice, fax, SMS, voice-messaging) over the general public web, instead of via the general public switched phone network (PSTN).
The steps and principles concerned in originating VoIP phone calls area unit kind of like ancient digital telecom and involve signal, channel setup, conversion of the analog voice signals, and encryption.
Early suppliers of voice-over-IP services offered business models and technical solutions that reflected the design of the inheritance phone network. Second-generation suppliers, like Skype, engineered closed networks for personal user bases, giving the advantage of free calls and convenience whereas probably charging for access to alternative communication networks, like the PSTN. This restricted the liberty of users to mix-and-match third-party hardware and package. Third-generation suppliers, like Google speak, adopted the idea of united VoIP—which may be a departure from the design of the inheritance networks. These solutions generally permit dynamic interconnection between users on any 2 domains on the web once a user needs to position a decision.
In addition to VoIP phones, VoIP is out there on several personal computers and alternative web access devices. Calls and SMS text messages is also sent over mobile knowledge or Wi-Fi.
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